Toxicity of Cadmium and Lead on Biochemical Constituents of Estuarine Clam Anadara rhombea

Vol-3 | Issue-12 | December 2018 | Published Online: 10 December 2018    PDF ( 158 KB )
DOI: https://doi.org/10.5281/zenodo.2455969
Author(s)
D. Merin Emerald 1; A. Jenita Arokiamary 2; P. Rajalakshmi 3

1P.G. and Research Dept. of Department of Zoology, Rajah Serfoji Govt. College (Autonomous), Thanjavur, TN (India)

2P.G. and Research Dept. of Department of Zoology, Rajah Serfoji Govt. College (Autonomous), Thanjavur, TN (India)

3P.G. and Research Dept. of Department of Zoology, Rajah Serfoji Govt. College (Autonomous), Thanjavur, TN (India)

Abstract

In the present investigation the impact of heavy metals cadmium and lead on the biochemical constituents like free sugar, proteins and lipids were studied. The amount of free sugar in mantle, gill and foot muscle was found to be increased, whereas the digestive gland had decreased amount of free sugar. The amount of protein was observed to be increased in all the organs of cadmium and lead exposed clams. Lipid concentration was decreased in all the organs of Anadara rhombea including the digestive gland. It is suggested that the slashed down of lipid could be due to its mobilization to resist the metal toxicity.

Keywords
Anadara rhombea, Cadmium, Lead, Free Sugar, Proteins and Lipids
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